Handle new filetype 'linker_config'
Handle new filetype 'linker_config' which is configuration for
linkerconfig in json type and convert into protobuf in build time.
Bug: 169634881
Test: Build succeeded and cuttlefish boot succeeded
Change-Id: I56555fc738e6d6600d15a191a24f79a2ee747f52
diff --git a/scripts/conv_linker_config.py b/scripts/conv_linker_config.py
new file mode 100644
index 0000000..86f788d
--- /dev/null
+++ b/scripts/conv_linker_config.py
@@ -0,0 +1,81 @@
+#!/usr/bin/env python
+#
+# Copyright (C) 2020 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+""" A tool to convert json file into pb with linker config format."""
+
+import argparse
+import collections
+import json
+
+import linker_config_pb2
+from google.protobuf.json_format import ParseDict
+from google.protobuf.text_format import MessageToString
+
+
+def Proto(args):
+ with open(args.source) as f:
+ obj = json.load(f, object_pairs_hook=collections.OrderedDict)
+ pb = ParseDict(obj, linker_config_pb2.LinkerConfig())
+ with open(args.output, 'wb') as f:
+ f.write(pb.SerializeToString())
+
+
+def Print(args):
+ with open(args.source, 'rb') as f:
+ pb = linker_config_pb2.LinkerConfig()
+ pb.ParseFromString(f.read())
+ print(MessageToString(pb))
+
+
+def GetArgParser():
+ parser = argparse.ArgumentParser()
+ subparsers = parser.add_subparsers()
+
+ parser_proto = subparsers.add_parser(
+ 'proto', help='Convert the input JSON configuration file into protobuf.')
+ parser_proto.add_argument(
+ '-s',
+ '--source',
+ required=True,
+ type=str,
+ help='Source linker configuration file in JSON.')
+ parser_proto.add_argument(
+ '-o',
+ '--output',
+ required=True,
+ type=str,
+ help='Target path to create protobuf file.')
+ parser_proto.set_defaults(func=Proto)
+
+ print_proto = subparsers.add_parser(
+ 'print', help='Print configuration in human-readable text format.')
+ print_proto.add_argument(
+ '-s',
+ '--source',
+ required=True,
+ type=str,
+ help='Source linker configuration file in protobuf.')
+ print_proto.set_defaults(func=Print)
+
+ return parser
+
+
+def main():
+ args = GetArgParser().parse_args()
+ args.func(args)
+
+
+if __name__ == '__main__':
+ main()